Why it's a dupe
- Both are masks and share 5 key ingredients.
- Both contain niacinamide.
- Both work for:MoisturizingAnti-agingEvens skin toneAnti-blemish
The closest dupe for Skin proud Sleep Hero - Overnight Sleep Mask is Dr. Jart+ Cryo Rubber™ Mask with Firming Collagen, an 86% match: it shares 5 of the original's 10 key ingredients (including Niacinamide, Anhydroxylitol and Dimethicone).
Match % combines shared ingredients, the first five ingredients, shared actives and hero ingredients, irritancy (lower counts in the alternative's favour), texture and body area. Only products in the same routine step are compared.









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Note: Ingredient concentrations are estimated; products aren't lab-tested. A close match doesn't guarantee the same feel.